Re: [PATCH 12/16] fuzzy: increase operation count for each fsstress invocation

Zorro Lang
2023-01-13T19:56:26Z

On Fri, Dec 30, 2022 at 02:12:54PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <djwong@kernel.org>
>
> For online fsck stress testing, increase the number of filesystem
> operations per fsstress run to 2 million, now that we have the ability
> to kill fsstress if the user should push ^C to abort the test early.
> This should guarantee a couple of hours of continuous stress testing in
> between clearing the scratch filesystem.
>
> Signed-off-by: Darrick J. Wong <djwong@kernel.org>
> ---
> common/fuzzy | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
>
> diff --git a/common/fuzzy b/common/fuzzy
> index 01cf7f00d8..3e23edc9e4 100644
> --- a/common/fuzzy
> +++ b/common/fuzzy
> @@ -399,7 +399,9 @@ __stress_scrub_fsstress_loop() {
> local end="$1"
> local runningfile="$2"
>
> - local args=$(_scale_fsstress_args -p 4 -d $SCRATCH_MNT -n 2000 $FSSTRESS_AVOID)
> + # As of March 2022, 2 million fsstress ops should be enough to keep
> + # any filesystem busy for a couple of hours.
> + local args=$(_scale_fsstress_args -p 4 -d $SCRATCH_MNT -n 2000000 $FSSTRESS_AVOID)

Can fsstress "-l 0" option help?

> echo "Running $FSSTRESS_PROG $args" >> $seqres.full
>
> while __stress_scrub_running "$end" "$runningfile"; do
>